@Override
public List getNodes() throws MonitorException {
List<ResourceNode> nodes = new Vector<ResourceNode>();
if (this.gmetaAdapters != null) {
for (GangliaAdapter adapter : this.gmetaAdapters.values()) {
Map<String, Map<String, String>> aNodes = adapter.getResourceNodeStatus();
for (Map<String, String> map : aNodes.values()) {
try {
nodes.add(this.nodeFromMap(map));
} catch (MalformedURLException e) {
LOG.log(Level.SEVERE, e.getMessage());
throw new MonitorException(e.getMessage());
}
}
}
}
return nodes;
}
private Map<String, String> locateNode(String nodeId) {
if (this.gmetaAdapters != null && this.gmetaAdapters.size() > 0) {
for (Map.Entry<String, GangliaAdapter> nId : this.gmetaAdapters.entrySet()) {
GangliaAdapter adapter = nId.getValue();
try {
System.out.println("Querying gmetad: [" + adapter.getUrlString() + "]");
Map<String, Map<String, String>> nodeStatus = adapter.getResourceNodeStatus();
System.out.println("Looking for nodeid: [" + nodeId + "]");
if (nodeStatus.containsKey(nodeId)) {
System.out.println("NODE met: " + nodeStatus.get(nodeId));
return nodeStatus.get(nodeId);
}
} catch (MonitorException e) {
LOG.log(
Level.WARNING,
"MonitorException contacting Ganglia: [" + adapter.getUrlString() + "]");
LOG.log(Level.SEVERE, e.getMessage());
}
}
}
return null;
}
@Override
public ResourceNode getNodeByURL(URL ipAddr) throws MonitorException {
if (this.gmetaAdapters != null) {
for (GangliaAdapter adapter : this.gmetaAdapters.values()) {
Map<String, Map<String, String>> aNodes = adapter.getResourceNodeStatus();
for (Map.Entry<String, Map<String, String>> aNodeId : aNodes.entrySet()) {
String host = ipAddr.getHost();
int port = ipAddr.getPort();
Map<String, String> nodeProps = aNodeId.getValue();
if (aNodeId.getKey().equals(host)
&& nodeProps.get(DEFAULT_PORT).equals(String.valueOf(port))) {
try {
return this.nodeFromMap(aNodeId.getValue());
} catch (MalformedURLException e) {
LOG.log(Level.SEVERE, e.getMessage());
throw new MonitorException(e.getMessage());
}
}
}
}
}
return null;
}